Elastic spring: Steel fish belt and high impact resistant plastic shell, comfortable and durable, easy to carry. The handle has a built-in thumb lock for pulling wires or communication wires. The handle helps to roll the cable back. There is a pull ring at of the tape.Perfect for threading or pulling cables and wires from ceiling, wall / gypsum board, conduit, PVC, pipes, , pipes, hoses, under carpet or insulation, etc.It is also suitable for your vehicle wiring, such as alarm, remote , keyless entry, instrument panel / Rear Camera, radar detector, WiFi, Bluetooth, entertainment system, stereo, speaker, loudspeaker, radio / tape / CD / MP3 / DVD player unit, USB port, GPS navigation, fog lamp, headlight, etc. it is suitable for your home, house, car, truck, , car RV, ATV, UTV, etc.For your internal and external electrical field wiring, such as socket, plug, socket, lamp, ceiling fan, dimmer, switch, short distance installation electrical box, electrical panel, subwoofer box, switch box, junction box, CPU, circuit breaker box, socket box, transformer, doorbell, speaker, surveillance camera, telephone / Internet line or CATV coaxial cable.Necessary for any wire and cable installation.